A new warning light on your dashboard? You don’t understand why it doesn’t turn off… It’s typical, an automobile is elaborate and there are multiple reasons why a light could come on. In the event that your glow plug light comes on while driving your Kia Rio, it may reveal some concerns. On this page, we will do everything we can to help you see things more clearly. First, we will discover how the preheating light on your Kia Rio works, and then the different causes it lights up when you are driving

glow-plug-light-kia-rio

What is the goal of my Kia Rio glow plug light?

The primary role of the engine glow plug light, which is generally represented by a yellow coil, is to ensure that your glow plugs are working properly. Indeed, it must light up when you switch on your Kia Rio to tell you that they are heating the intake air in your cylinders and must go out after a few minutes when the engine is running. This preheat light is therefore not meant to stay or come on while driving with your automobile. Nevertheless, if it turns on while driving, it may show multiple issues, we will try to detail the main ones.

What to do if the glow plug light comes on while driving on my Kia Rio?

A glow light that comes on while driving on your Kia Rio or at any other time other than when the engine is started is meant to inform you to a fault other than your spark plugs, we will look at this now. No matter the reason, a switch to the diagnostic tool will allow you to carefully interpret the explanation for the light up of your glow light.

My Kia Rio glow light comes on and I’m experiencing a loss of power

The first situation is that you notice that your glow plug light comes on while driving your Kia Rio and that you also experience a loss of power. In this case, some problems can describe its lightning. Here is a list of the main reasons:

  • Trouble of EGR valve, in fact, if you suffer a loss of power, it is possible that your EGR valve is blocked, in this instance, it is logical that your preheat light comes on while driving on Kia Rio because it is one of the failures of which it is meant to alert you. Have the status of your valve examined
  • Issue linked to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can lead to turbo boost and a disturbance in the operation of the turbo.
  • Issue associated with the injection, either an injector that has seized up or the injection pump that is malfunctioned by filings or other possible foreign bodies that disturb its proper operation.
  • Finally, the last issue that could lead to a glow indicator light on your Kia Rio coupled with a loss of power, is that your fuel filter is too dirty, you should feel jerks because of a bad fuel flow in the engine.

My glow plug light comes on or is flashing but no difference on the performance of my Kia Rio

To conclude, we’ll give you the causes for a glow plug light that comes on on your Kia Rio without you feeling any difference in power or automobile behaviour. Generally, this is an electronic fault:

  • Glow plug relays or fuses to be replaced, test and change if necessary.
  • A contactor/potentiometer on one of your pedals (brake, accelerator or clutch) has failed, often a simple de-seizure will be enough to resolve the issue.
  • You have a false contact somewhere in your electrical circuit, test the other solutions first because it is not easy to find it alone, we suggest you to go to your repair shop.
  • Faulty injection pressure sensor, ECU error

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